7-bromo-4,4-dimethyl-1H-benzo[d][1,3]oxazin-2(4H)-one

Base Information

• Chemical Name: 7-bromo-4,4-dimethyl-1H-benzo[d][1,3]oxazin-2(4H)-one
• CAS No.: 1245643-21-3
• Molecular Formula: C₁₀H₁₀BrNO₂
• Molecular Weight: 256.099
• Hs Code.: 2934999090
• Mol file: 1245643-21-3.mol

Synonyms:7-bromo-4,4-dimethyl-1H-benzo[d][1,3]oxazin-2(4H)-one;7-Bromo-1,4-dihydro-4,4-dimethyl-2H-3,1-benzoxazin-2-one

Chemical Property of 7-bromo-4,4-dimethyl-1H-benzo[d][1,3]oxazin-2(4H)-one

Chemical Property:

• Boiling Point: 258℃
• Flash Point: 110℃
• PSA: 41.82000
• Density: 1.468
• LogP: 2.69550
• Storage Temp.: Sealed in dry,Room Temperature

Purity/Quality:

97% ^*data from raw suppliers

7-Bromo-4,4-dimethyl-1H-benzo[d][1,3]oxazin-2(4H)-one ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 7-bromo-4,4-dimethyl-1H-benzo[d][1,3]oxazin-2(4H)-one

There total 2 articles about 7-bromo-4,4-dimethyl-1H-benzo[d][1,3]oxazin-2(4H)-one which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

2-(2-amino-4-bromo-phenyl)propan-2-ol (1451389-06-2) + 1,1'-carbonyldiimidazole (530-62-1) → 7-bromo-4,4-dimethyl-1,4-dihydro-benzo[d][1,3]oxazin-2-one (1245643-21-3)

Guidance literature:

In tetrahydrofuran; at 20 ℃; for 16h;

Reference yield:

2-amino-4-bromo-benzoic acid methyl ester (135484-83-2) → 7-bromo-4,4-dimethyl-1,4-dihydro-benzo[d][1,3]oxazin-2-one (1245643-21-3)

Guidance literature:

Multi-step reaction with 2 steps

1: tetrahydrofuran / 2 h / 0 - 20 °C

2: tetrahydrofuran / 60 °C

In tetrahydrofuran;

upstream raw materials:

2-(2-amino-4-bromo-phenyl)propan-2-ol

1,1'-carbonyldiimidazole

2-amino-4-bromo-benzoic acid methyl ester

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